CN203961454U - A kind of improved door lock - Google Patents
A kind of improved door lock Download PDFInfo
- Publication number
- CN203961454U CN203961454U CN201420386212.3U CN201420386212U CN203961454U CN 203961454 U CN203961454 U CN 203961454U CN 201420386212 U CN201420386212 U CN 201420386212U CN 203961454 U CN203961454 U CN 203961454U
- Authority
- CN
- China
- Prior art keywords
- jam plate
- door leaf
- latch
- lock
- doorframe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model provides a kind of improved door lock, it comprises with the door leaf jam plate of latch fitting with the doorframe jam plate of lockhole, latch fitting on the jam plate in door leaf jam plate middle part lock district is that a latch hook, one are locked latch, three latches, a dead bolt, a latch hook from the bottom to top, on door leaf jam plate, increase upper lock district and lock district, bottom, on the jam plate in lock district, the upper and lower part of door leaf jam plate, respectively set up some latches or some latch hooks, the also corresponding prolongation of the two ends up and down of doorframe jam plate, the latch fitting on door leaf jam plate matches with the lockhole on doorframe jam plate.The utility model increases the length of door leaf jam plate, and increases latch fitting in the both sides up and down of door leaf jam plate, makes door leaf firmer, has more anti-theft feature.
Description
Technical field
The utility model relates to a kind of improved door lock.
Background technology
Existing door lock, the latch fitting of its door leaf jam plate is from the bottom to top one and locks latch, three latches of locking a door, a dead bolt (without key, rise and bring gate action), a latch hook, and the length of door leaf jam plate is about 40 centimetres, but this is concerning door leaf, and its theftproof performance is also poor.
Summary of the invention
The purpose of this utility model, is that a kind of improved door lock will be provided, and the length of door leaf jam plate is increased to 70 centimetres by it, and set up latch fitting, makes it firmer, and anti-theft feature is stronger.
One of the utility model preferred plan, a kind of improved door lock, it comprises with the door leaf jam plate of latch fitting with the doorframe jam plate of lockhole, latch fitting on the jam plate in door leaf jam plate middle part lock district is that a latch hook, one are locked latch, three latches, a dead bolt, a latch hook from the bottom to top, it is characterized in that: on door leaf jam plate, increase upper lock district and lock district, bottom, on the jam plate in lock district, the upper and lower part of door leaf jam plate, respectively set up some latches, the also corresponding prolongation of the two ends up and down of doorframe jam plate, the latch fitting on door leaf jam plate matches with the lockhole on doorframe jam plate.
The utility model is respectively set up three latches on the jam plate in lock district, the upper and lower part of described door leaf jam plate.
Two of the utility model preferred plan, a kind of improved door lock, it comprises with the door leaf jam plate of latch fitting with the doorframe jam plate of lockhole, latch fitting on the jam plate in door leaf jam plate middle part lock district is that a latch hook, one are locked latch, three latches, a dead bolt, a latch hook from the bottom to top, it is characterized in that: on door leaf jam plate, increase upper lock district and lock district, bottom, on the jam plate in lock district, the upper and lower part of door leaf jam plate, respectively set up some latch hooks, the also corresponding prolongation of the two ends up and down of doorframe jam plate, the latch fitting on door leaf jam plate matches with the lockhole on doorframe jam plate.
The utility model is respectively set up two latch hooks on the jam plate in lock district, the upper and lower part of described door leaf jam plate.
The beneficial effects of the utility model are, owing to increasing the length of door leaf jam plate, and increase latch fitting at the upper and lower of door leaf jam plate, make door leaf firmer, have more anti-theft feature.
Brief description of the drawings
Fig. 1 is existing door lock schematic diagram.
Fig. 2 is one of the utility model preferred plan schematic diagram.
Fig. 3 is two schematic diagrames of the utility model preferred plan.
In figure: 1. door leaf jam plate, 2. doorframe jam plate, 3. middle part lock district, 4. latch hook, 5. locks latch, 6. latch, 7. dead bolt, 8. latch hook, 9. upper lock district, 10. bottom lock district, 11. latches, 12. door leaf jam plates, 13. doorframe jam plates, 14. latch hooks.
Detailed description of the invention
One of preferred plan of the present utility model, as shown in Figure 2, a kind of improved door lock, it comprises with the door leaf jam plate 1 of latch fitting with the doorframe jam plate 2 of lockhole, latch fitting on the jam plate in door leaf jam plate 1 lock district, middle part 3 is a latch hook 4 from the bottom to top, lock latch 5 for one, three latches 6, a dead bolt 7, a latch hook 8, on door leaf jam plate, increase upper lock district 9 and lock district, bottom 10, upper at door leaf jam plate, on the jam plate in lock district, bottom, respectively set up three latches 11, the also corresponding prolongation of the two ends up and down of doorframe jam plate 2, latch fitting on door leaf jam plate 1 matches with the lockhole on doorframe jam plate 2.
Two of preferred plan of the present utility model, as shown in Figure 3, a kind of improved door lock, it comprises with the door leaf jam plate 12 of latch fitting with the doorframe jam plate 13 of lockhole, latch fitting on the jam plate in door leaf jam plate 12 lock districts, middle part 3 is a latch hook 4 from the bottom to top, lock latch 5 for one, three latches 6, a dead bolt 7, a latch hook 8, on door leaf jam plate, increase upper lock district 9 and lock district, bottom 10, upper at door leaf jam plate 12, on the jam plate in lock district, bottom, respectively set up two latch hooks 14, the also corresponding prolongation of the two ends up and down of doorframe jam plate 13, latch fitting on door leaf jam plate 12 matches with the lockhole on doorframe jam plate 13.
The utility model increases the length of door leaf jam plate, and increases latch fitting in the both sides up and down of door leaf jam plate, makes door leaf firmer, has more anti-theft feature.
Claims (4)
1. an improved door lock, it comprises with the door leaf jam plate of latch fitting with the doorframe jam plate of lockhole, latch fitting on the jam plate in door leaf jam plate middle part lock district is that a latch hook, one are locked latch, three latches, a dead bolt, a latch hook from the bottom to top, it is characterized in that: on door leaf jam plate, increase upper lock district and lock district, bottom, on the jam plate in lock district, the upper and lower part of door leaf jam plate, respectively set up some latches, the also corresponding prolongation of the two ends up and down of doorframe jam plate, the latch fitting on door leaf jam plate matches with the lockhole on doorframe jam plate.
2. a kind of improved door lock according to claim 1, is characterized in that: on the jam plate in lock district, the upper and lower part of described door leaf jam plate, respectively set up three latches.
3. an improved door lock, it comprises with the door leaf jam plate of latch fitting with the doorframe jam plate of lockhole, latch fitting on the jam plate in door leaf jam plate middle part lock district is that a latch hook, one are locked latch, three latches, a dead bolt, a latch hook from the bottom to top, it is characterized in that: on door leaf jam plate, increase upper lock district and lock district, bottom, on the jam plate in lock district, the upper and lower part of door leaf jam plate, respectively set up some latch hooks, the also corresponding prolongation of the two ends up and down of doorframe jam plate, the latch fitting on door leaf jam plate matches with the lockhole on doorframe jam plate.
4. a kind of improved door lock according to claim 3, is characterized in that: on the jam plate in lock district, the upper and lower part of described door leaf jam plate, respectively set up two latch hooks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420386212.3U CN203961454U (en) | 2014-07-14 | 2014-07-14 | A kind of improved door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420386212.3U CN203961454U (en) | 2014-07-14 | 2014-07-14 | A kind of improved door lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203961454U true CN203961454U (en) | 2014-11-26 |
Family
ID=51922055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420386212.3U Active CN203961454U (en) | 2014-07-14 | 2014-07-14 | A kind of improved door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203961454U (en) |
-
2014
- 2014-07-14 CN CN201420386212.3U patent/CN203961454U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |